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EN 1.6958 Steel vs. ASTM A182 Grade F3V

Both EN 1.6958 steel and ASTM A182 grade F3V are iron alloys. They have a very high 96% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.6958 steel and the bottom bar is ASTM A182 grade F3V.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 340
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
20
Fatigue Strength, MPa 700
330
Poisson's Ratio 0.29
0.29
Reduction in Area, % 56
51
Shear Modulus, GPa 73
74
Shear Strength, MPa 700
410
Tensile Strength: Ultimate (UTS), MPa 1140
660
Tensile Strength: Yield (Proof), MPa 1070
470

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 450
470
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
39
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
4.2
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.0
2.3
Embodied Energy, MJ/kg 27
33
Embodied Water, L/kg 60
63

Common Calculations

PREN (Pitting Resistance) 2.9
6.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
120
Resilience: Unit (Modulus of Resilience), kJ/m3 3050
590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 40
23
Strength to Weight: Bending, points 31
21
Thermal Diffusivity, mm2/s 13
10
Thermal Shock Resistance, points 39
19

Alloy Composition

Aluminum (Al), % 0.0050 to 0.050
0
Boron (B), % 0
0.0010 to 0.0030
Carbon (C), % 0.25 to 0.3
0.050 to 0.18
Chromium (Cr), % 1.2 to 1.7
2.8 to 3.2
Iron (Fe), % 92.6 to 94.5
94.4 to 95.7
Manganese (Mn), % 0.2 to 0.5
0.3 to 0.6
Molybdenum (Mo), % 0.35 to 0.55
0.9 to 1.1
Nickel (Ni), % 3.3 to 3.8
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0.15 to 0.3
0 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0
0.015 to 0.035
Vanadium (V), % 0 to 0.12
0.2 to 0.3